Be sure to include ALL the files with your program name's prefix to that zip file. DirectSOFT uses multiple files with a project, such as:
filename.prj, filename.lda, filename.tls, filename.vd, filename.vf, filename.esd, filename.esx, filename.lcd, filename.lcx, filename.ldo, filename.scd, filename.scx, filename.wsp, filename.prt, filename.inf
beerchug
-Eric